Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 633
hemain pulley of the instrument,which is fixed to the front of thetable. This pulley is loose on aspindle which carries the cen-tring drum that supports one endof the record cylinder. A simi-lar drum, opposite the former,and at a distance from it corre-sponding to the length of thecylinder, nins… … Fig. 1.—Tlie phonograph.
Mechanical engineering
Internet Archive · Boston Library Consortium · Public Domain Mark 1.0. Free to use for anything.
